Area of Death Refusal

Choose up to a 20x20x20 area within 60 feet of you, for the duration of the spell, nothing in that area can be reduced to below 1 hit point. You can choose the size and shape of the area.

At Higher Levels. When cast at 8th level the duration increases to 10 minutes. When cast at 9th level the duration increases to 1 hour.

You can create a permanent Area of Death Refusal by casting this spell in the same location every day for one year, when you do so, the material components are consumed in the last casting.